Q.1
CH3CHO + H2NOH → CH3-CH = N -OH .... [ IIT 1997] The above reaction occurs at
  • a) pH = 1
  • b) pH = 4.5
  • c) pH = 12
  • d) any value of pH
Q.2
Oxalic acid may be distinguished from tartaric acid by
  • a) NaHCO3
  • b) litmus paper
  • c) ammoniacal silver nitrate
  • d) phenolphthalein
Q.3
HCHO and HCOOH are detected by ... ... [ DEC 2006]
  • a) NaHCO3
  • b) CuSO4/NaOH
  • c) AgNO3/NH4OH
  • d) All of these
Q.4
Lactic acid on oxidation by alkaline potassium permanganate gives
  • a) Tartaric acid
  • b) Pyruvic acid
  • c) Cinnamic acid
  • d) Propionic acid
Q.5
COOH group in a carboxylic acid can be replaced by 'H" by heating the acid with
  • a) Zn with HCl
  • b) H2 inpresence of nickel
  • c) sodalime
  • d) bromine and concentrated aqueous alkali
Q.6
When an acyl chloride is heated with Na salt of a carboxylic acid, the product is ... ...[ DEC 2003]
  • a) Aldehyde
  • b) Alkene
  • c) Anhydride
  • d) Ester
Q.7
Formic acid and acetic acid differ in which of the following respect?
  • a) Blue litmus reaction
  • b) Replacement of hydrogen by sodium
  • c) Formation of ester with alcohol
  • d) Reduction of fehling solution
Q.8
The major product of nitration of Benoic acid is ... ...[ IIT 1993]
  • a) 3-Nitrobenzoic acid
  • b) 4- Nitrobenzoic acid
  • c) 2-Nitrobenzoic acid
  • d) 2-4-Dintrobenzoic acid
Q.9
Which salt can be produced by the reaction of carbon monoxide and caused soad (NaOH)
  • a) HCHO
  • b) C2H2O4
  • c) CH3COOH
  • d) HCOONa
Q.10
tion :Formic acid reduces mercuric chloride to mercurous chloride on heating, while acetic acid does not Reason : Formic acid is stronger than acetic acid
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.11
A is higher phenol and B is an aromatic carboxylic acid. Separation of a mixture of A and B can be carried out easilyby having a solution
  • a) Na2CO3
  • b) NaHCO3
  • c) NaOH
  • d) Lime
Q.12
Than One Correct Answer Q41) Proligneous acid is used in the manufacture of
  • a) propanone
  • b) methanol
  • c) propanal
  • d) ethanal
Q.13
Which of the following compounds gives benzoic acid on oxidation? [ IIT 1993]
  • a) Chlorophenol
  • b) Chlorotoluene
  • c) Chlorobenzene
  • d) Benzyl chloride
Q.14
Which of the following compounds will evolve hydrogen on treatment with Na metal?
  • a) CH3COOH
  • b) C2H5OH
  • c) both a and b
  • d) none
Q.15
Benzaldehyde reacts with excess of anhydrous ethyl alcohol in the presence of HCl, give ... ...[ Roorkee 1995]
  • a) C6H5COCl
  • b) C6H5COOC2H5
  • c) C6H5CH(OC2H5)2
  • d) C6H5CH2Cl
Q.16
The silver salt of fatty acid on refluxing with an alkyl halide gives an ... ..[ Karnataka CET 2004]
  • a) Amine
  • b) Acid
  • c) Ester
  • d) Ether
Q.17
Amides on treatment with Br2 and KOH are converted into amines, the reaction is known as
  • a) H.V.Z.reaction
  • b) Hofmann's bromamide reaction
  • c) Hofmann's methylation
  • d) Gabriel phthalimide reaction
Q.18
ion Q47) The reaction is called
ch-29_que_no-47_img_no1.png
  • a) Sandmeter reaction
  • b) Cannizzaro reaction
  • c) Hell-Volhard Zelinsky reaction
  • d) Reimer-Tiemann reaction
Q.19
ion Q48) Compound X is
ch-29_que_no-48_img_no1.png
  • a) CH3COOH
  • b) Br CH2 - COOH
  • c) (CH3CO)2O
  • d) CHO-COOH
Q.20
When propanamide reacts with Br2 and NaOH then which of the following compounds is formed?
  • a) Ethyl amine
  • b) Ethyl alcohol
  • c) Propyl alcohol
  • d) Propyl amine
Q.21
Pick out the unsaturated fatty acid from the following .... [ KCET 2004]
  • a) Steric acid
  • b) Lauric acid
  • c) Oleic acid
  • d) Palmitic acid
Q.22
tion : Ethyl acetoacetate gives reddish-violet colour with FeCl3(aq) Reason : Ethyl acetoacetate shows keto-enol isomerism
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.23
The IUPAC name of caproic acid is
  • a) hexanoic acid
  • b) octanoic acid
  • c) pentanoic acid
  • d) heptanoic acid
Q.24
In the presence of aluminium ethoxide, aldehydes get converted into esters. The reaction is known as
  • a) Aldol condensation
  • b) Beckmann's rearrangement reaction
  • c) Tischenko reaction
  • d) Schmidt reaction
Q.25
When acetamide reacts with Br2 and caustic soda, then we get
  • a) Acetic acid
  • b) Bromoacetic acid
  • c) Methyl amine
  • d) Ethyl amine
Q.26
ion Q55) The acid produced (A) in the sequence given below is .... ...[ DEC 2000 ]
ch-29_que_no-55_img_no1.png
  • a) Succinic acid
  • b) Melonic acid
  • c) Oxalic acid
  • d) Maleic acid
Q.27
Which of the following statements is wrong?
  • a) Benzaldehyde does not reduce Fehling's solution
  • b) Formic acid is stronger than acetic acid
  • c) Lactic acid does not answer the silver mirror test
  • d) o-bromobenzoic acid is weaker than o-chlorobenoic acid
Q.28
Which of the following will have lowest pH when one mole of each of the following is hydrolysed with water? [ IIT 1990]
  • a) CH3COCl
  • b) (CH3CO)2O
  • c) CH3CONH2
  • d) CH3COOC2H5
Q.29
The reaction product of the compound 'A' with excess of methyl magnesium iodide followed by acidification yields t-butanol. The compound A is
  • a) ethanal
  • b) methyanal
  • c) methyl ethanoate
  • d) propanal
Q.30
The conversion of CH3OH to CH3COOH can be brought in by
  • a) H3PO3
  • b) KMnO4
  • c) K2Cr2O7
  • d) CO + Rh
0 h : 0 m : 1 s